The provisions for relinquishment of jurisdiction of a county road in section 18 of chapter 4 of Act No. 283 of the Public Acts of 1909, as amended, being section 224.18 of the Compiled Laws of 1948, and for abandonment of a state trunk line highway in section 4 of Act No. 12 of the Public Acts of 1925, being section 250.114 of the Compiled Laws of 1948, are superseded except as provided in section 10.
MCL 247.861